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Zip Code 94123 — San Francisco, CA

ZIP Code 94123 is associated with San Francisco, CA, in San Francisco County. The listed population estimate is 24,054; estimated density is 8,577.9 people per square mile. Among records with population estimates, it ranks #18 of 27 in San Francisco County and #736 of 1,762 in CA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (37.801120, -122.436450)

Data MetricLocal Statistic
Postal / Zip Code94123
Primary CitySan Francisco
State / ProvinceCA
CountySan Francisco
Total Population24,054
Population Density8,577.9 people/sq mi
TimezoneAmerica/Los_Angeles

How 94123 Compares

MetricZIP 94123San Francisco County recordsCA records
Population estimate24,054830,479 (sum)39,286,245 (sum)
Population Density8,577.9 /sq mi----
County population rank#18 of 27----
State population rank#736 of 1,762----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in CA

ZIP CodeCityDistancePopulation estimate
ZIP 94109San Francisco1.0 mi54,553
ZIP 94115San Francisco1.0 mi32,629
ZIP 94133San Francisco1.4 mi23,804
ZIP 94108San Francisco1.7 mi11,305
ZIP 94129San Francisco1.7 mi3,836

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →